Eclipse Tyrus is the open source JSR 356 - Java API for WebSocket
High performance Node.js webserver with a simple-to-use API
Socket.IO server implemented on Java
HTTP proxy server,support HTTPS & websocket
Realtime web comms for Clojure/Script
Compliant web server for the most demanding of applications
Your high performance web application C framework
WebSocket emulation - Node.js server
Lua Application Server for micro-services with default communication
C# Websocket Implementation
JAVA websocket implementation for a bomberman-like game